/*
 * Copyright (c) 2021, Peter Abeles. All Rights Reserved.
 *
 * This file is part of BoofCV (http://boofcv.org).
 *
 * Licensed under the Apache License, Version 2.0 (the "License");
 * you may not use this file except in compliance with the License.
 * You may obtain a copy of the License at
 *
 *   http://www.apache.org/licenses/LICENSE-2.0
 *
 * Unless required by applicable law or agreed to in writing, software
 * distributed under the License is distributed on an "AS IS" BASIS,
 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 * See the License for the specific language governing permissions and
 * limitations under the License.
 */

package boofcv.alg.feature.detect.selector;

import boofcv.struct.feature.ScalePoint;
import boofcv.struct.image.GrayF32;
import org.jetbrains.annotations.Nullable;

/**
 * Uses the intensity value in {@link ScalePoint} to return the intensity
 *
 * @author Peter Abeles
 */
public class SampleIntensityScalePoint implements SampleIntensity<ScalePoint> {
	@Override
	public float sample( @Nullable GrayF32 intensity, int index, ScalePoint p ) {
		return p.intensity;
	}

	@Override
	public int getX( ScalePoint p ) {
		return (int)p.pixel.x;
	}

	@Override
	public int getY( ScalePoint p ) {
		return (int)p.pixel.y;
	}
}
